The following example overwrites current values with values from the database.
Dim db As New Northwnd("...")
Try
db.SubmitChanges(ConflictMode.ContinueOnConflict)
Catch ex As ChangeConflictException
Console.WriteLine(ex.Message)
For Each occ As ObjectChangeConflict In db.ChangeConflicts
' All database values overwrite current values.
occ.Resolve(Data.Linq.RefreshMode.OverwriteCurrentValues)
Next
End Try
Northwnd db = new Northwnd("...");
try
{
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException e)
{
Console.WriteLine(e.Message);
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
// All database values overwrite current values.
occ.Resolve(RefreshMode.OverwriteCurrentValues);
}
}
The following example shows how to swap the original value with the values retrieved from the dtabase. No current value is modified.
Try
db.SubmitChanges(ConflictMode.ContinueOnConflict)
Catch ex As ChangeConflictException
Console.WriteLine(ex.Message)
For Each occ As ObjectChangeConflict In db.ChangeConflicts
' No database values are merged into current.
occ.Resolve(Data.Linq.RefreshMode.KeepCurrentValues)
Next
End Try
try
{
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException e)
{
Console.WriteLine(e.Message);
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
//No database values are merged into current.
occ.Resolve(RefreshMode.KeepCurrentValues);
}
}
The following example keeps the current values that have been changed, but updates the other values with database values.
Try
db.SubmitChanges(ConflictMode.ContinueOnConflict)
Catch ex As ChangeConflictException
Console.WriteLine(ex.Message)
For Each occ As ObjectChangeConflict In db.ChangeConflicts
' Automerge database values into current for members
' that client has not modified.
occ.Resolve(Data.Linq.RefreshMode.KeepChanges)
Next
End Try
' Submit succeeds on second try.
db.SubmitChanges(ConflictMode.FailOnFirstConflict)
try
{
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException e)
{
Console.WriteLine(e.Message);
// Automerge database values for members that client
// has not modified.
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
occ.Resolve(RefreshMode.KeepChanges);
}
}
// Submit succeeds on second try.
db.SubmitChanges(ConflictMode.FailOnFirstConflict);